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BEFORE USING THE MACHINE
Contents
(3) Brightness adjustment key
Touch this key to adjust the brightness of the touch 
panel.
When touched, the following screen appears next to the 
key.
Touch the [+] key or the [-] key to adjust the brightness.
When finished, touch the brightness adjustment key 
again to close the screen.
This appears when the data security kit is 
being used.
The icon appears when the machine is 
communicating with an external application.